DC axial compact fan 4118 NH4 ebm-papst St. Georgen GmbH & Co. KG Hermann-Papst-Str. 1 D-78112 St. Georgen Phone +49 (0) 7724 81-0 Fax +49 (0) 7724 81-1309 [email protected] www.ebmpapst.com Nominal data Type 4118 NH4 Nominal voltage VDC 48 Nominal voltage range VDC 36 .. 60 Speed min-1 6800 Power input W 28 Min. ambient temperature °C -20 Max. ambient temperature °C 65 Air flow m3/h 355 Sound power level B 7.4 Sound pressure level dB(A) 67 ml = max. load · me = max. efficiency · fa = running at free air · cs = customer specs · cu = customer unit Subject to alterations Web data sheet XI · Page 1 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com DC axial compact fan 4118 NH4 Technical features Mass 0.390 kg Dimensions 119 x 119 x 38 mm Material of impeller Fiberglass-reinforced PA plastic Housing material Aluminum with grounding lug for screw M4 x 8 (TORX). Direction of air flow Inlet over bars Direction of rotation Clockwise, looking at rotor Bearing Ball bearings Lifetime L10 at 40 °C 62500 h Lifetime L10 at maximum temperature 35000 h Connection line Single strands AWG 22, UL 1007, TR 64, bared and tin-plated. Motor protection Protected against reverse polarity and locking. Web data sheet XI · Page 2 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com 4118 NH4 DC axial compact fan Product drawing Web data sheet XI · Page 3 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com DC axial compact fan 4118 NH4 250 200 (in H ² O) 1,2 0,4 50 D pf S 100 0,2 150 1,0 300 0,8 350 0,6 Pa Charts: Air flow 0 50 • VS 100 100 200 150 200 300 250 400 CFM m³/h Web data sheet XI · Page 4 / 4 ebm-papst St. Georgen GmbH & Co. KG · Hermann-Papst-Str. 1 · D-78112 St. Georgen · Phone +49 (0) 7724 81-0 · Fax +49 (0) 7724 81-1309 · [email protected] · www.ebmpapst.com